*{
    margin: 0;
    padding: 0;
}
a{
    text-decoration: none;
}
li{
    list-style: none;
}
@media screen and (min-width:1000px) {
    .wrap_bg {
        width: 200px;
    }
    .header{
        width: 700px;
    }
}

@media screen and (min-width:1200px) {
    .wrap_bg {
        width: 375px;
    }
    .header{
        width: 725px;
    }
}
.wrap_bg {
    height: 100vh;
    float: left;
    /* 设置背景图片 */
    background-image: url("../小米商城登陆界面/banner.92c693b4..jpeg");
    /* 缩放图片适应容器 */
    background-size: cover;
    /* 图片居中 */
    background-position: 50%;
}
.header{
    display: block;
    height: 98px;
    margin: 0 auto;
    text-align: center;
}
.logo{
    float: left;
    display: block;
    width: 55px;
    height: 55px;
    background-image: url(../logo-mi2.png);
    background-position: 50%;
    margin-top: 20px;
}
.logo_text{
    float: left;
    margin-left: 10px;
    margin-top: 30px;
}
.logo_text h2{
    font-weight: 400;
    letter-spacing: 5px;
}
.logo_text p{
    margin-top: 5px;
    font-size: 6px;
}
/* 中间部分开始 */
.middle{
    position: relative;
    height: 588px;
    width: 1300px;
    background-repeat: no-repeat;
    background-position: 50% 0;
}
.user{
    position: absolute;
    top: 35px;
    right: 190px;
    width: 410px;
    height: 556px;
    background-color: white;
}
.user_header{
    height: 82px;
    text-align: center;
    line-height: 82px;
}
.user_header a{
    padding: 27px 0 24px;
    text-align: center;
    font-size: 24px;
    color: #666;
}
.user_header a:hover{
    color: #FF6700;
}
.line{
    width: 1px;
    height: 24px;
    margin: 0 35px 0 42px;
    border: 1px solid #e0e0e0;
    background: #e0e0e0;
}
.user_middle input{
    color: #686868;
    width: 306px;
    height: 25px;
    border: 1px solid #e0e0e0;
    padding: 13px 16px 13px 14px;
    margin: 0 0 20px 35px;
}
.user_middle > a{
    display: block;
    width: 308px;
    height: 25px;
    background-color: #FF6700;
    padding: 13px 16px 13px 14px;
    margin: 0 0 15px 35px;
    color: white;
    font-size: 14px;
    text-align: center;
    line-height: 25px;
}
.user_middle li{
    width: 308px;
    padding-bottom: 35px;
    margin: 0 0 0 45px;
    font-size: 14px;
    text-align: center;

}
select {
    color: darkgray;
    width: 200px;
    padding: 10px;
    border: 1px solid darkgray;
    margin: 15px 0 15px 36px;
}

#ch-box{
    width: 20px;
    margin-left: 40px;
    margin-right: 5px;
    float: left;
    border-color: #FF6A00;
    cursor: pointer;
}

.ch-box{
    height: 30px;
    line-height: 30px;
    margin-bottom: 20px;
}

.user_middle li a{
    color: #757575;
}
.user_middle li a:hover{
    color: #FF6700;
}
.user_footer img{
    margin: 160px 0 0 80px;
}
.footer{
    display: block;
    height: 30px;
    margin: 100px 0 0 600px;
    color: darkgray;
}
